Rutadelmodernisme.com. Barcelona modernist route website lists 115 modernist architects including famous works by the the three most prominent modernist architects Gaudí, Domènech i Montaner and Puig i Cadafalch but also lesser known and more everyday buildings and structures such as chemist shops, lampposts and benches. Barcelona has small red paving stones set into the pavement to mark the main sections of the modernist walks and routes.